公司名稱：廣州山思自動化設(shè)備有限公司 聯(lián) 系 人：廖學(xué)通 聯(lián)系地址：廣州市天河區(qū)燕嶺路123號建設(shè)大廈1200室 使用斷路器來保護電動機，必須注意電動機（主交流感應(yīng)電動機）兩個特點：其一是具有一定過載能力；其二是起動電流通常是額定電流幾倍（可逆運行或反接制動時可達十幾倍）。電動機運行和順利起動，選擇斷路器時應(yīng)遵循以下原則： （1）按電動機額定電流來確定斷路器長延時動作電流整定值。 （2）斷路器6倍長延時動作電流整定值可返回時間要長于電動機實際起動時間。 （3）斷路器瞬時動作電流整定值：籠型電動機應(yīng)為8～15倍脫扣器額定電流；繞線型電動機應(yīng)為3～6倍脫扣器額定電流。 當(dāng)然，需要頻繁起動電動機，斷相運行機率不高有斷相保護裝置，采用熔斷器與磁力起動器結(jié)合方式來控制和保護，也是比較合適，這種保護方式便于遠距離控制。 3VU16402MR00 3VU13400MB00 3VU13403MG00 3VU16403CG00 3VU13400MC00 3VU13403MH00 3VU16403CH00 3VU13400MD00 3VU13403MJ00 3VU16403CJ00 3VU13400ME00 3VU13403MK00 3VU16403CK00 3VU13400MF00 3VU13403ML00 3VU16403CL00 3VU13400MG00 3VU13403MM00 3VU16403CM00 3VU13400MH00 3VU13403MN00 3VU16403CN00 3VU13400MJ00 3VU13403MP00 3VU16403CP00 3VU13400MK00 3VU13403MS00 3VU16403CQ00 3VU13400ML00 3VU13403NH00 3VU16403CR00 3VU13400MM00 3VU13403NJ00 3VU16403LS00 3VU13400MN00 3VU13403NK00 3VU16403MG00 3VU13400MP00 3VU13403NL00 3VU16403MH00 3VU13400NH00 3VU16400CG00 3VU16403MJ00 3VU13400NJ00 3VU16400CH00 3VU16403MK00 3VU13400NK00 3VU16400CJ00 3VU16403ML00 3VU13400NL00 3VU16400CK00 3VU16403MM00 3VU13401MB00 3VU16400CL00 3VU16403MN00 3VU13401MC00 3VU16400CM00 3VU16403MP00 3VU13401MD00 3VU16400CN00 3VU16403MQ00 3VU13401ME00 3VU16400CP00 3VU16403MR00 3VU13401MF00 3VU16400CQ00 3VU91313AA00 3VU13401MG00 3VU16400CR00 3VU91317AA00 3VU13401MH00 3VU16400LS00 3VU91320AB15 3VU13401MJ00 3VU16400MG00 3VU91320AB17 3VU13401MK00 3VU16400MH00 3VU91320AB18 3VU13401MK00ZK01 3VU16400MJ00 3VU91320AB23 3VU13401ML00 3VU16400MK00 3VU91320AB24 3VU13401ML00ZK01 3VU16400ML00 3VU91320AB25 3VU13401MM00 3VU16400MM00 3VU91320AB26 3VU13401MN00 3VU16400MN00 3VU91320AB35 3VU13401MP00 3VU16400MP00 3VU91320AB37 3VU13401MS00 3VU16400MQ00 3VU91320AB38 3VU13401NH00 3VU16400MR00 3VU91320AB43 3VU13401NJ00 3VU16401CG00 3VU91320AB44 3VU13401NK00 3VU16401CH00 3VU91320AB45 3VU13401NL00 3VU16401CJ00 3VU91320AB46 3VU13401TB00 3VU16401CK00 3VU91320AB50 3VU13401TC00 3VU16401CL00 3VU91320AB55 3VU13401TD00 3VU16401CM00 3VU91320AB57 3VU13401TE00 3VU16401CN00 3VU91320AB58 3VU13401TF00 3VU16401CP00 3VU91320AB59 3VU13401TG00 3VU16401CQ00 3VU91320AB63 3VU13401TH00 3VU16401CR00 3VU91320AB64 3VU13401TJ00 3VU16401LS00 3VU91320AB65 3VU13401TK00 3VU16401MG00 3VU91320AB66 3VU13401TL00 3VU16401MH00 3VU91320AB73 3VU13401TM00 3VU16401MJ00 3VU91331PA01 3VU13401TN00 3VU16401MK00 3VU91331PA02 3VU13402MB00 3VU16401ML00 3VU91332EA00 3VU13402MC00 3VU16401MM00 3VU91332GA00 3VU13402MD00 3VU16401MN00 3VU91351AB02 3VU13402ME00 3VU16401MP00 3VU91351AB03 3VU13402MF00 3VU16401MQ00 3VU91351AB04 3VU13402MG00 3VU16401MR00 3VU91351AB05 3VU13402MH00 3VU16402CG00 3VU91351BB00 3VU13402MJ00 3VU16402CH00 3VU91351BB01 3VU13402MK00 3VU16402CJ00 3VU91351BB03 3VU13402ML00 3VU16402CK00 3VU91351GB00 3VU13402MM00 3VU16402CL00 3VU91351KA02 3VU13402MN00 3VU16402CM00 3VU91351KA04 3VU13402MP00 3VU16402CN00 3VU91382AB00 3VU13402MS00 3VU16402CP00 3VU91631PA01 3VU13402NH00 3VU16402CQ00